Waterproof battery connector with fused lead wire for Optimate 2 3 1、Ideal Application: Replacement for Optimate 2 (for TM style), replacement for Optimate 3SP (for TM style), replacement for Optimate 3+ (for TM style) and much more models. 2、Reliable Performance: The heavy duty battery charging cable with fuse is professionally engineered with excellent weatherproof and waterproof performance, dependable in use. 3、Professional Charging Lead: The battery charging lead is designed with 1/4in / M6 Ringlets, and comes with 15A fuse, professional construction for higher working efficiency. 4、High Quality Materials: The ring terminal battery charging cable is exquisitely manufactured by high quality thick copper 16 AWG cable with great electrical conductivity. 5、Easy to Operate: All you need to do is just connect the 2 ring terminals to your battery, there is no deep digging connection into your vehicle, easy, fast and convenient.