On Order Martel Survey Battery Ni-MH Battery fits Martel, Betagauge 330, 9.6V, 2000mAh CS-MTL330SL $53.32 The Cameron Sino range of batteries have been designed to be safe, well built, and are historically the most reliable and cost effective generic batteries that we have ever supplied, They are designed with safety as a priority and should last as long as the original batteries that came with your device. Its confusing we know, often due to certain data... Add to cart