【BATTERIES 9V WITH IN 1 MICRO USB CABLE CHARGER 】The 9V battery don’t need charger. The 9 volt batteries with direct usb cable charger makes more convenient and high-performance than the tradition charger. It can charge either two 9v batteries simultaneously or 1 9v battery from any USB power source, making it the perfect charger for travelling or road trip.
【WIDELY COMPATIBILITY 】The batteries 9v work with a wide range of devices. Ideal for electronic guitar, smoke detector, fire alarm, metal detector, Wireless microphone, Wireless video game controllers, Electronic toys , Remote controller detector, Professional audio, Paintball guns, GPS, LED lighting devices , Walkie-talkie, Multimeter, Home security devices, Medical devices etc.
【MULTIPLE CHARGING OPTIONS 】 The 9v batteries have no memory effect, low self discharge and can be charged anytime. This 9v rechargeable battery can be connected with most USB source like PC, car charger or power bank etc for added charging option.
【SAVE YOUR MONEY AND EASY TO READ THE CHARGING STATUS】 The 9 volt battery can be charged up to 500 times, this 6f22 9v battery is more eco-friendly and efficient than disposable alkaline batteries. This 6lr61 9v batteries are easy to know the charging status with the led light indicator.( NOTE ): The 9V lithium battery's full voltage is 8.4V , its voltage range is between 6V-8.4V.
【SAFETY】 The9 volt batteries passed the CE certification . It features four layers of protection (over-charging, short-circuit, high-temperature, and surge protection) with a high-quality, Fire-resistant construction. (NOTE): PLEASE CHARGE FULLY BEFORE USE, AS WE ONLY CHARGE THE BATTERY TO 20% FOR SAFETY DELIVERY. BATTEREIS WILL REACH TOP PERFORMANCE AFTER 3-5 TIMES FULLY CHARGER CYCLE.