This Solar charger provide you with the ability to get the most possible power out of your solar panel or other photovoltaic device and into a rechargable LiPo battery. Set-up is easy as well, just plug your solar panel into one side of the Solar charger and your battery into the other and you are good to start charging! The output of the Solar Charger is intended to charge a single polymer lithium ion cell. The load should be connected in parallel with the battery. By default, the Solar charge comes set to a maximum charge current of 0.99A with a maximum recommended input of 6V (minimum 4.4V). It's recommended that batteries not be at their capacity rating. Solar panel input: 4.4-6V Constant voltage charging voltage: 4.2V Can be used as a voltage source C/10 charge end detection Automatic recharge Short circuit protection Internal soft start circuit Battery status indication(Red: Charging, Blue: ) Interface: 2-pin JST connectors (or PH2.0) Dimension: 2cm x 4cm type: CN3163 CN5711 colour: blue Material: plastic Package Contents: 1 x Battery Charging Controllers 1 x line(random colors, don' accept the specified color) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.