Amazon.com: Pyle 30-Watt Vamp-Series Amplifier w/ 3-Band EQ & Overdrive, Has Clean and Overdrive Channels for a Crunchy, Powerful Sound, 20 Hz to 15 kHz Frequency Response PVAMP30, Black : Musical Instruments
Amazon.com: Pumplus 30 Watt Solar Fan kit, 30W Foldable Solar Panel & 14" 25W Steel DC Fan with Anti-Rust Paint for Attic/Greenhouse/Shed/Barn : Everything Else
Amazon.com: ION Audio Acadia 30-Watt Bluetooth Speaker - Waterproof, 360 Degree Stereo Sound, Multi-Color LED Lights, Bass Boost (Model: iSP134A) : Electronics
Amazon.com: Renogy Solar Panel 30 Watt 12 Volt Mono Monocrystalline Power Charger for RV Battery Boat Caravan and Other Off-Grid Applications, Black- 30, Black : Everything Else
Amazon.com : SUNSUL 30 Watt 12V Solar Panel Kit Battery Maintainer Trickle Charger, with Waterproof 5A 12V/24V PWM Solar Charge Controller and Adjustable Solar Panels Mount Rack Bracket (30 Watt with Accessories) :
Amazon.com: Kustom Sienna Series 30-watt Acoustic Amplifier : Musical Instruments
Amazon.com: Chanzon 12V 2.5A UL Listed 30W AC DC Power Supply Adapter (100-240V Output 12 Volt 2.5 Amp 30 Watt) Wall Wart Transformer Charger 4-Way Splitter Cord for DC12V DVR NVR CCTV
Amazon.com: Portable Electric Guitar Amplifier, 30 Watt Power, 8 Inch High-Definition Speaker, Bass, Dual Inputs, Overdrive, Digital Delay, Amp Control Volume, EQ for Beginner and Advance Practice : Electronics