9V Direct USB Rechargeable Batteries 650mAh

【2 IN 1 MICRO USB CABLE CHARGER WITH HIGH CONVERSION EFFICIENCY 】No need charger, it makes more convenient and high-performance than the tradition charger. It can charge either two batteries simultaneously or 1 battery from any USB power source, making it the perfect charger for travelling or road trip. 【WIDELY COMPATIBILITY 】It works with a wide range of devices. Ideal for Wireless microphone, Wireless video game controllers, Electronic toys ,Smoke/Fire alarms, Metal detector, Remote controller detector, Electric 9v guitar, Professional audio, Paintball guns, GPS, LED lighting devices , Walkie-talkie, Multimeter, Home security devices, Medical devices etc. 【MULTIPLE CHARGING OPTIONS 】 The chargeable batteries have no memory effect, low self discharge and can be charged anytime. It 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 rechargeable 9V 6F22 650mAH Batteries can b