Product Name: MIKASA (Mikasa) Accessories Digital Air Gauge [AG500] [Product Name] MIKASA Accessory Digital Air Gauge [AG500] [ AG500 ] ■Product Contents The pressure unit can be switched between 4 types (psi, bar, kgf/cm², kPa) with a button. Air can be released to adjust internal pressure. However, air cannot be added. Comes with 1 spare needle. ■Product Specifications ■Material: ABS ■Size: Approximately 13cm in total length ■ Measurement Limit: 150kPa, 1.5kgf/cm², 1.5bar, 20psi) ■ Battery Used: CR2032 (3V) x 1 ■ Pressure Units: Switchable between 4 types / PSI, BAR, kgf, kPa