PV systems are categorized into three types: autonomous, hybrid and grid-connected. The type you choose will depend on your needs, location and budget. Autonomous systems are completely independent of other power sources. They are usually used to power remote homes, cottages or lodges as well as in applications such as remote monitoring and water pumping. In most cases, an autonomous system will require batteries for storage. Such systems are particularly useful and cost- effective for summer applications, when access to a site is difficult or costly, or when maintenance needs to be minimized. Hybrid systems receive a portion of their power from one or more additional sources. In practice, PV modules are often paired with a wind generator or a fuel-fired generator. Such systems usually require batteries for storage. They are most appropriate when energy demand is high (in the winter or year-round), when power must be available on demand, or if your budget is limited. ...

KTV system can support dual screen (TV+VGA);Up to 2TB SATA harddrive which can load more than 10, 000 MTV songs with vocal on/off 1.Support dual screen (TV+VGA), mouse and touch screen; 2.Support

The GSM Alarm System S110 with multi-functions. It integrated GSM Module inside, and almost all useful functions and features of the alarm systems in the worldwide markets.

KQ500 gas alarm system consists of KQ500 gas alarm controller and gas detector. This system can connect many detectors to detect different kinds of gases and monitor the gases in the distance.

  Keyless Entry Features:   1)no need to change the original door handle and key    2) Plug and play, 10-20mins only for instalation    3)original protocal communicati...

Senco Screw Fastening Systems Senco's collated screw fastening systems are the perfect solution for high productions teams as well as a single man operation. Like having an extra hand.

multi-channel (2/4/8/16channel)data acquisition fault diagnosis system, Has strong offline and online vibration analysis function

New & Hot 3G Video Monitoring Alarm System 3G3Based on the existing W-CDMA standard.With a high-performance.Support 3G GSM New & Hot 3G Video Monitoring Alarm System 3G3 3G Intellige

Runskymed , located in Jinan, is a medical electronic device enterprise which integrates rejumvanation, better educated with specialization.

Features - T-Lock Remote Locking Differentials - Independently Lock and unlock the front and rear differentials from your transmitter - Transmitter-operated high-low range transmission - Authentic ...

Key Features Channels: 5.1 Power Output: 330 Watts Speaker Type: Tower Disc Player: DVD Ports: USB Colour: Black  Weight (kg): 11 Colour: Black   LG DVD DH4530T 330W Home Theate...