The Laisimo L1 200W Temperature Control Box Mod can fire devices up to 200W and supports Ni200 Nickel, Titanium and Stainless Steel in TC Mode. The Laisimo L1 has a large 2.4 inch OLED color display which allows for easy viewing of vape settings. The Laisimo is compatible with an Android based application that allows the user to change power modes and temp control settings through Bluetooth connectivity and the app also has a "Plan' mode that will monitor your usage. Temp Control functions are only available with Ni200 coil heads and the Laisimo has a resistance range of 0.05ohm - 2.5ohm and Temperature Control Range of 212 - 572 degrees Fahrenheit. The Laisimo L1200W device requires (2) high amp 18650 batteries which are stored and easily accessed by using the magnetized battery cover. This device comes ready to receive additional firmware updates which are uploaded via available USB port. The Laisimo L1 200W TC Box Mod ensures safe vaping by featuring protection settings such as Low Voltage Protection, Low Resistance Protection, Input High Voltage Warning and Short-Circuit protection.