1. crane scale, electronic crane scale,hook scale, hanging scale ,wireless crane scale 2. Remote control 3. 0.1T - 20T 1. crane scale, electronic crane scale,hook scale, hanging scale ,wireless crane scale2. 30mm LED display, LCD ... .5kgOCS-A3000kg1/0.5kgOCS-A5000kg2/1kgOCS-A10000kg5/2kgOCS-A20000kg10/5kg Crane Scale