Quick Charge DIY 21x18650 Battery Power Bank Case Type-C USB Detachable Shell Wireless 18650 Battery Storage Box Super Headlight

Description D21 21X18650 Battery Case Welding Free Power Bank Case PD with Light 18650 Battery Charge Box Detachable Portable DIY Shell Specification 1. Function: digital display with power, detachable, welding-free, with anti-reverse connection protection, can charge 21 18650 flat-head batteries, when the built-in battery can be used as a power bank, the normal version requires a charging cable.(battery not included) 2. Hand-made DIY mobile power kit, self-configured mobile power, larger battery capacity and more durable, can better solve your charging problem. 3. Suitable for people with greater charging needs, equipped with 3 charging interface types, for Micro, for Apple,for Type-C can charge the charging box. 4. With power display, let you know the remaining power anytime and anywhere, and better charge your mobile phone or other devices. Feature Size:187*82*64mm Normal Version Maximum Power: 5V-2.1A Quick Charge Version Maximum Power: 5V-3A 9V-2A 12V-1.5A Quick Charge + Wireless Charge Version Maximum Power: 5V-3A 9V-2A 12V-1.5A 3.4V-5.5V-5A, Wireless Charging :5W/7.5W/10w/15W Charging power depends on your device, for example: 9V-2A, if your device supports 9V-2A, then it will automatically jump to 9V-2A, if not, it will not jump. Precautions 1. The battery cannot be used if its outer skin is damaged. 2. Pointed batteries cannot be used, only flat batteries can be used. 3.the voltage is in line with 3.2V-4.2V 4. The positive and negative poles need to be placed and used correctly. 5. Do not use or store in a high temperature environment. Package included 1x 18650 Power Bank Case(Batteries not included) Note: 1.We don't offer retail package,but we will pack it well before shipped out. 2.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you buy. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Note Battery not included !!! only DIY battery box !!! The PD QI version needs to be activated (after the battery is installed, the battery level is displayed as zero) The activation step is as follows: After installing the battery, insert the data cable to link the battery box to activate. After activation, the battery power is normal.