On Order Wacom Tablet Battery Li-ion Battery Fits Wacom, Intuos4 Wireless, Ptk-540wl, Ptk-540wl-en 3.7v, 1600mah CS-WTE540SL $30.81 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. Contact us if there are any questions as to the... Add to cart