This battery suction tweezer with built-in pump can be used comfortably for long electronic assembly operations and can pick up items weighing up to 120g with 10mm pad. Unit comes with bent nozzle 1.1mm dia, 5mm and 10mm conductivity silicone rubber pads and storage case. Power: AAA x 2. Unit dimension: 130 x 29 x 22mm and weight: 43g; other accessories like bent nozzle 0.26mm dia., straight nozzle with stopper and other pad sizes available.