[Constant voltage & no memory effect]-9v batteries adopts Constant voltage charging is controlled by IC, standard charging method: Input: 5V 2A .Automatically power off when fully charged, it is safe and can extend battery cycle life.There is no memory effect, without any damage to the battery, ensuring the battery's cycle life and capacity

[Easy to be used anywhere]-Independent charging channel, four channels can charge 1 to 4 batteries.LED indicator, the red light is always on when charging, it turns to green when it is full, and it is controlled by internal IC. 9 volt battery charger with USB cable, charged as long as there is a USB interface

[Safe and reliable]-There are five protections for 9 volt batteries, with intelligent control of the entire charging process, built-in protection device to prevent overcharge, over-voltage, over-current, over discharge, reverse charge protection, can protect the battery and charger very good.The 9v lithium battery and charger passed European ROHS, CE, and Japan PSE certification

[Wide Compatibility]-This rechargeable batteries is suitable for various electrical appliances such as wireless microphones, multi-meters, electric guitars, toy remote controls, etc. It is safe and stable, becomes the common choice of hundreds of families.High-power load capacity, the battery can reach 2.3A discharge capacity, which is convenient for high-intensity electrical appliances

[Standard 9V battery]-Standard 9V battery, charging is very fast, capacity 850mAh, max output current: 2.3A, the 9v rechargeable batteries cycle life can reach 2000 times.The most prominent feature of this battery is low self-discharge, is about 0.03% per month, which is less than 1/100 of Ni-MH batteries.

Real capacity & Long lifetime: Hixon 850mAh 9V rechargeable battery is one of the most cost-effective batteries at present. The energy of 1pc Hixon 9V battery can equal 710pcs 600mAh 9V alkaline batteries at least and can last 20% longer than other batteries.

Safety & Top High Performance: Hixon 9v Batteries are built with smart protection and CE, RoHS, MSDS Certified, 100% brand new and high quality! It is recommended to  fully charge the batteries before the first use,it may reach top performance after 3 cycles of full charge and discharge.

Widely Application: Hixon 9V 850mAh Rechargeable battery is applied for Smoke detectors, fire alarms, multi-meters, thermometer, remote transmitter, stud finder, mini photo  printer, vital signs monitor, kids toy and 9v lithium battery enabled devices.

Easy to be used anywhere: The charger has 4 independent charging channels with independent LED lights to show when each 9V battery rechargeable is charging or fully charged.

Standard 9V batteries, charging is very fast, 850mAh high capacity, the battery cycle life can reach 2000 times.High-power load capacity, the battery can reach 2.3A discharge capacity, which is convenient for high-intensity electrical appliances.

The standard voltage of Other brands' 9V lithium-ion rechargeable batteries is 8.2V-8.4V. Our 9V Li-ion battery contains 2 high-quality batteries(per cell voltage is 4.35V), standard voltage is 8.4V-8.7V

For Harman Kardon Onyx Studio 1/2/3/4 Bluetooth Speakers Replacement Battery

Capacity: 3200mAh Li-ion replacement battery; Battery Voltage: 3.7V / 11.84Wh

Compatible for: Brand new replacement battery compatible with Harman/Kardon Onyx Studio, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4, li11b001f Wireless Bluetooth Speaker.

High Quality: Built in high-precision voltage detection circuit and delay circuit, make sure the battery run stable and perfectly.Passed the international attestation of ISO9001, RoHS & CE Certificate.

Package includes: 1-pcs Hixon replacement battery, 2-pcs tools, 2-pcs adhesive tape. (If have any questions about the battery, please contact us for change or refund.)

【1100mWh AAA Rechargeable Batteries】: Hixon rechargeable AAA batteries have an amazing 1100mWh capacity,37.5% higher energy than 800mWh AAA batteries in the market,and this AAA lithium batteries can be fully recharged 1500 cycles, friendly to environment.

【Constant 1.5V AAA Lithium Batteries】: Hixon 1.5V rechargeable AAA batteries are far superior in voltage retention compared with traditional NiMH rechargeable battery. Constant 1.5V li-ion AAA battery can provide best performance in heavy load discharge and the users feel a fresh battery all the time during use

【Potable USB C Charger,2H Fast Charge&Great Performance】: This Triple AAA batteries only need about 2 hours to be fully charged,much faster than traditional Ni-MH rechargeable batteries which need 8 hours . And this 1.5v AAA rechargeable li-ion batteries are designed to provide reliable energy for high power demand devices such as radios, flashlights, remotes, game pads and so on.(Can't use for camera flash)

Varies applications - work with Arlo VMS3030/3230/3330/3430 security cameras, flashlights, dog collars, lasers, alarms, cameras.

Excellent performance – 900mAh high capacity, provides long running time for your device.

Re-usability offers great savings - Battery can be recharged up to 500 times.

Replace one-time use Battery - 123, 123A, CR123, CR123A, CR123R, CR17335.

Smart protection – Build-in protections help extend the battery life and protect against over-charging, over-discharging, short-circuiting, and over-current.

Certified safe - 30 days money back and 12 months warranty; battery meets all safety standards like UL1642, UN38.3, IEC62133.

Environment friendly – save over non-rechargeable batteries while reducing battery waste; No heavy Hg/Cd/Pb metals included.