Specification Battery capacity: 26800mAh Battery type: polymer lithium-ion battery Solar panel：15×7.1cm（300mA） Working temperature：-10℃~+60℃ Type-c input：5V/2.0A Micro input：5V/2.0A USB output1：5V/3.1A（max） USB output2：5V/3.1A（max） Type-c output：5V/3.1A（max） Wireless charging power: 5W (5V/1A) Receiving distance: ≤10MM Notes 1. Use this product for the first time to fully charge the battery 2. To avoid shortening the service life, please fully charge the mobile power supply at least every four months. 3. When the mobile phone is equipped with a metal protective cover, or there is metal foreign matter between the mobile phone and the wireless charging and emitting area, wireless charging cannot be used, and it must be cleaned up and used. 4. Do not place too close to a magnetic card (ID card, bank card, bus card) with magnetic stripe or chip to avoid the failure of the magnetic disk. 5. Please keep the distance between the implanted medical device (cardiac pacemaker, implantable cochlear implant, etc.) and the wireless charger at least 20CM to avoid potential interference with medical equipment.