Crucial 4GB DDR3L 1600 Desktop RAM 

• Brand: Crucial
• Capacity: 4GB
• Memory Type: DDR3L (Low Voltage DDR3)
• Module Format: DIMM (Dual In-Line Memory Module)
• Pin Configuration: 240-pin
• Voltage: 1.35V (DDR3L operates at a lower voltage compared to standard DDR3, which is 1.5V)
• Speed: 1600MHz (PC3L-12800)
• CAS Latency (CL): CAS latency is a measure of the delay between the memory controller requesting data and the data being available. Specific CL values may vary; common values for DDR3L include 9, 10, 11, etc.
• Error Checking: Non-ECC (Error-Correcting Code) - ECC is not typically found in desktop RAM, as it's more commonly used in server environments.
• Memory Organization: The organization is typically mentioned in terms like 1Rx8 or 2Rx8, indicating the arrangement of memory chips on the module.
• Form Factor: DIMM, designed for desktop computers.
• Compatibility: Designed for desktops with DDR3L DIMM memory slots.