2-Pack 18650 Battery Holder, 3-Slot x 3.7V, Transparent Case with ON/Off Switch, One Series & One Parallel, PC Material, Nickel-Plated Contacts, for DIY Electronics (Batteries Not Included)
Function: Battery case with ON/OFF switch,Battery Holder Wire Leads 150mm,Positive red wire specification UL1007 20AWG, negative black wire specification UL1007 22AWG。
The battery box includes a push-pull upper cover, a switch, positive and negative leads, and is made of high-quality PC plastic materials through industrial injection molding.
The use of high-quality nickel-plated shrapnel is compatible with various 18650 flat-head batteries, high-quality PC plastic material, light weight, easy to carry, and can fix the battery in place.