Please be aware that products are shipped from China so if you are from america or any other country that has taxes from China, you will have to pay the taxes at the reception of the product as well.

Product information:

Material: Metal
Size: single clip (red), single clip (black), double clip (red), double clip (black), host+red (single clip), host+black (single clip), host+red (double clip), host+black (double clip)
Adult population

Product Name: Pulse Host (entry-level version)
Model: SM-69
Voltage: DC3V: AAA battery (No. 7) * 2 (excluding)
Output pulse: MAX 100V/20mA
Frequency: 2-100Hz
Size: 60mm wide * 100mm long * 15mm thick