Characteristics and Interoperability Dobe iTNS-837B Charging Grip - Switch Charging Grip for N-S/OLED Joy-Pad (Battery Included) Features An attachment made especially for the small Switch handle is the iTNS-873B Switch charging handle. 1200mAh lithium battery that is built-in and has a power indicator on the back. The front of the switch OLED host is styled in accordance with our Thunderbolt series pattern, and the color scheme of white and black is chosen.