This is the Speed Controller that Tamiya are currently including in virtually all of their 1:10 car kits such as the Hornet, Grasshopper, Sand Scorcher & Monster Beetle.

Specifications:

Waterproof

60Amp (Forward) / 30Amp (Reverse)

2-3S Lipo or 5-9 Cell NiMH

Low voltage cut-off

Built in BEC

Suitable for on-road, off-road or crawler use

8T Motor Limit With 2S Lipo Or 5-6 Cell NiMH

13T Motor Limit With 3S Lipo or 7-9 Cell NiMH

Standard Size Tamiya Connector Fitted As Shown

Supplied with double sided tape for the ESC and the on/off switch (shown in red in the picture), you can secure the switch to a suitable position on your chassis. 

Upon receipt you will need to plug the small jumper plugs into the ESC in the correct positions to suit your battery type (Lipo/NiMH) & use (F/B/R, F/B or F/R) - please refer to last esc picture