1. - + pls do not solder anything to this Pin solder 2 wires to this pinout together one wire connect with above + another wire connect with above - Important: make sure those + and - wires NO SHORT

2. Important: 1) We tested many wires and the wires on this picture is the best choice 30 gauge, soft and Toughness wires 2) Make sure the + and - wires NO SHORT on the way soldring your chip 3) Above picture is soldering uprightly, better solder in parallel.

3. for your reference before putting the glue

4. after soldring the 4 wires, put glue and make sure they will not Short will not easy off like this picture Important: we have to say if you are not professional enought, better do not solder.

5. 1. The goods we sent to you with 4 wires but without switchs 2. Pls connect + and - switchs first before connect the battery 3. You will find black remark at the end of 2 negative wires, 4. Another 2 wires (switch- and switch + ), you can contact with either of 2 negative wires