Instruction: JA-02 II mini portable guitar amp: 1. JA-02 II builts in lithium battery, you can charge it with the attached USB Type-C charger cable. If its battery is quite low, JA-02 II will shut 2. The power indicator is on and in red during normal use. The power indicator is in yellow when it' s been turned off and charging, the power indicator goes out once it's fully charged. Note: JA-02 II has only one USB Type-C charger cable in the package contents, you can use any 5V battery charger. If you' re not sure which one is correct, use your smart phone charger to charge it. Plsease make sure the charger' s Rated Output Currrent?1A. (Nearly all smart phone chargers meet this requirement.
Specifications: Power: 5V DC, 1A (Battery: 3.7V lithium polymer battery 2000mAh) Output: 5W Guitar Input Impedance: 1M Ohm; Auxiliary Input Impedance: 10K Ohm Speaker Impedance: 4 0hm Dimensions: 147(L) X75 (W)X 96(H) mm Weight: 330g
