ENEGON 650mAh 9V Battery with Direct USB 2 in 1 USB Cable, 4 Pack 9 Volt Rechargeable Lithium Batteries for Electric Guitar,Smoke Alarm, Metal Detector, Microphone, Walkie-talkie and More Devices

Product description

• Save money and read the charging state easily the rechargeable 9 V 650 mAh batteries can be charged up to 500 times. They are more environmentally friendly and efficient than disposable alkaline batteries. The charging status can be easily read with the LED indicator. . Note The full voltage of the 9V Li-ion battery is 8.4V, its voltage range is between 6V and 8.4V.
• Wide compatibility the 9 V rechargeable battery works with a variety of devices. Ideal for wireless microphone, wireless video game controller, electronic toys, smoke fire alarm, metal detector, remote control detector, electric 9V guitar, professional audio, paintball guns, GPS, LED lighting devices, walkie-talkie, multimeter, home security devices, medical devices, etc.
• Safety 9 V Li-ion block rechargeable battery has passed CE certification. It features four layers of protection (overcharge, short circuit, high temperature and surge protection) with a high quality fireproof construction. (Note Please charge fully before use, as we charge the battery to 20% only for safety delivery. Batteries reach peak performance after 3 - 5 times full charge cycle.