ISTA CO2 Controller - Mini Gauge (Face Up)

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CHARACTERISTICS：

Equipped with German-made solenoid with safety valve, assure quality, silence and safety.

Precision needle valve provides stable and accurate CO2 output.

Made with stainless steel, anti-rust.

Hand air-tighten design, no tool required.

Dual gauge indicators show different pressure volume, one indicate the pressure inside the bottle, and the other one shows the depressurize power.