This is a precision screwdriver set with an LED light and torque adjustment function. - Set Contents: Precision screwdriver set (screwdriver body, 12 bits, USB charging cable) - Size: Screwdriver body: Approximately 133mm x 16mm, Case size: Approximately 93mm x 194mm x 24mm - Functions: With LED light, battery level indicator, torque adjustment function - Bit Types: Various bits (Phillips, flathead, Torx, etc.) Thank you for viewing.