SOLID SF-675 Rechargeable Digital Satellite dB Meter (Support Rechargeable Batteries - not included with the item) (Dish Antenna Gain Measuring Instrument) With MER + BER + Spectrum Analayze r Features: Support 0/22KHz, DISEqC1.0, UASLS Support Unicable LNB Show the Signal Quality on Nixie Tube Support to check the power cable automatically Support to reset to defaults LCD Screen shows signal strength quality, power, MER, Tp type, FEC, BER etc. The unit of signal power support dbm, dbuv USB 2.0 for software update, backup satellite parameters Note: you need 6 pcs. Rechargeable batteries. Warrantee : Not applicable in this product. Please Note - Rechargeable batteries are not included with the satellite dB meter. You can buy it separately. https://www.solidmegamall.com/index.php?route=product/product&product_id=539&search=675&category_id=0